Ningjin Jinyu Grain Logistics Co., Ltd., dacaozhuang Jinyu Grain Logistics Co., Ltd. and Ningjin lining warehousing logistics Co., Ltd. are located in nansu village, dacaozhuang management area and Shuangjing village of Ningjin County respectively. They are specialized in grain purchase and storage. Nansu Jinyu company has 9 standard grain depots with a total capacity of 250000 tons; dacaozhuang Jinyu company has 9 standard grain depots with a total capacity of 300000 tons; lining warehousing logistics Co., Ltd. has 6 standard grain depots with a total capacity of 200000 tons, which can provide sufficient raw materials for Yufeng group.